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31 lines
1.3 KiB
CMake
31 lines
1.3 KiB
CMake
##
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## Author: Johannes Bruder
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## License: See LICENSE.TXT file included in the project
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##
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##
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## EFR32MG target specific CMake file
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##
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if(NOT DEFINED LINKER_SCRIPT)
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message(FATAL_ERROR "No linker script defined")
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endif(NOT DEFINED LINKER_SCRIPT)
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message("Linker script: ${LINKER_SCRIPT}")
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#---------------------------------------------------------------------------------------
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# Set target specific compiler/linker flags
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#---------------------------------------------------------------------------------------
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# Object build options
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# -mcpu=cortex-m4 SepcifiesTarget ARM processor.
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# -mfpu=fpv4-sp-d16 Specifies floating-point hardware.
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# -mfloat-abi=softfp Allows the generation of code using hardware floating-point instructions, but still uses the soft-float calling conventions.
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set(OBJECT_GEN_FLAGS "-mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=softfp")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OBJECT_GEN_FLAGS}" CACHE INTERNAL "C Compiler options")
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set(CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} ${OBJECT_GEN_FLAGS}" CACHE INTERNAL "C++ Compiler options")
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set(CMAKE_ASM_FLAGS "${CMAKE_C_FLAGS} ${OBJECT_GEN_FLAGS}" CACHE INTERNAL "ASM Compiler options")
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# Linker flags
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -mfpu=fpv4-sp-d16 -mfloat-abi=softfp -T${LINKER_SCRIPT}" CACHE INTERNAL "Linker options")
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